import cgi

from google.appengine.api import users
from google.appengine.ext import webapp
from google.appengine.ext.webapp.util import run_wsgi_app
from google.appengine.ext import db

class Greeting(db.Model):
  author = db.UserProperty()
  content = db.StringProperty(multiline=True)
  date = db.DateTimeProperty(auto_now_add=True)

class MainPage(webapp.RequestHandler):
  def get(self):
    self.response.out.write('<html><body>')

    greetings = db.GqlQuery("SELECT * FROM Greeting ORDER BY date DESC LIMIT 10")
    for x in range(0,100,2):
        self.response.out.write(x);
    for greeting in greetings:
      if greeting.author:
        self.response.out.write('<b>%s</b> wrote:' % greeting.author.nickname())
      else:
          self.response.out.write('<br>hi')
      self.response.out.write(cgi.escape(greeting.content))
      self.response.out.write(greeting.date)

    # Write the submission form and the footer of the page
    self.response.out.write("""
          <form action="/sign" method="post">
            <div><textarea name="content" rows="3" cols="60"></textarea></div>
            <div><input type="submit" value="Sign Guestbook"></div>
          </form>
        </body>
      </html>""")

class Guestbook(webapp.RequestHandler):
  def post(self):
    greeting = Greeting()

    if users.get_current_user():
      greeting.author = users.get_current_user()

    greeting.content = self.request.get('content')
    greeting.put()
    self.redirect('/')

class ToHome(webapp.RequestHandler):
    def get(self):
        self.redirect('/home/Home.html')
        
class ToXml(webapp.RequestHandler):
    def get(self):
        self.response.out.write("""<?xml version="1.0"?><cross-domain-policy><allow-access-from domain="*" /></cross-domain-policy>""")

application = webapp.WSGIApplication(
                                     [('/', ToHome),
                                      ('/sign', Guestbook),('/crossdomain.xml',ToXml)],
                                     debug=True)

def main():
  run_wsgi_app(application)

if __name__ == "__main__":
  main()